Fastener buckle



FIG. 1 is a front elevational view showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a front perspective view thereof showing the fastener buckle in an open position; and,

FIG. 8 is a further left side elevational view thereof, with the fastener buckle shown in an open position, a part thereof being broken away and shown in section to show a detail thereof. 

The ornamental design for a fastener buckle, substantially as shown and described. 